| Type | Name | Year | Photos |
|---|
| Book | "Manual for the Solution of Military Ciphers", Capt. Parker Hitt | 1916 | 1 |
| Book | "Signal Book United States Army 1916" | 1916 | 2 |
| Book | "Western Union Travelers' Cable Code" | c1918 | 3 |
| Book | "Basic Field Manual, VOL IV." with changes C-1 and C-2 | c1931-1938 | * 4 |
| Book | TM 11-380 "Converter M-209, M-209-A, M-209-B (cipher)" | 1944 | * 5 |
| Book | TM 11-485 "Advanced Military Cryptography", Gancie copy | 1944 | * 6 |
| Book | "Cryptanalysis: a study of ciphers and their solution", Helen Fouché Gaines | 1956 | 7 |
| Book | "Applied Cryptography: Protocols, Algorithms, and Source Code in C" | 1996 | * 8 |
| Book | "Rare Books in the National Cryptologic Museum" | c1996-2007 | 9 |
| Book | "NSA and the Cuban Missile Crisis" | c1998 | 10 |
| Book | "The Code Book: The Evolution of Secrecy from Mary, Queen of Scots to Quantum Cryptography" | 1999 | * 11 |
| Book | "Secret Messages: Concealment, Codes, and Other Types of Ingenious Communication" | c2001 | * 12 |
| Book | "The Venona Story" | 2001 | 13 |
| Book | "German Cipher Machines of World War II" | 2003 | 14 |
| Book | "Practical Cryptography" | 2003 | * 15 |
| Book | "Solving the Enigma: History of the Cryptanalytic Bombe" | 2004 | 16 |
| Book | "The Cryptographic Mathematics of Enigma" | 2006 | 17 |
| Book | "The Start of the Digital Revolution: SIGSALY" | c2006 | 18 |
| Book | "Revolutionary Secrets: Cryptology in the American Revolution" | c2012 | 19 |
| Book | "Sharing the Burden: Women in Cryptology during World War II" | c2013 | 20 |
| Book | "Listening to the Rumrunners" | c2020 | 21 |
| 21 items |